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. 2023 Jun 2;22:106. doi: 10.1186/s12934-023-02107-0

Fig. 3.

Fig. 3

Changes in serum cortisol of Heteropneustes fossilis in biofloc based culture system. The results are the mean ± SE (n = 3) and the vertical bars with different superscripts indicate significant differences between treatment groups (P < 0.05)